102220220012 has 24 divisors (see below), whose sum is σ = 184704694272. Its totient is φ = 49448322000.

The previous prime is 102220219999. The next prime is 102220220083. The reversal of 102220220012 is 210022022201.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 370493 + ... + 584555.

It is an arithmetic number, because the mean of its divisors is an integer number (7696028928).

Almost surely, 2^102220220012 is an apocalyptic number.

It is an amenable number.

102220220012 is a deficient number, since it is larger than the sum of its proper divisors (82484474260).

102220220012 is a wasteful number, since it uses less digits than its factorization.

102220220012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217949 (or 217947 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 102220220012 its reverse (210022022201), we get a palindrome (312242242213).

The spelling of 102220220012 in words is "one hundred two billion, two hundred twenty million, two hundred twenty thousand, twelve".